TY  - BOOK
AU  - Helmer,Olaf
TI  - Looking forward: a guide to futures research 
SN  - 0803920172
U1  - 003.2 23
PY  - 1983///
CY  - Beverly Hills, Calif.
PB  - Sage Publications
KW  - Forecasting
KW  - Methodology
KW  - Research
N1  - Bibliography: p. 374-375
ER  -